InChI=1S/C30H48O4/c1-17(2)20(31)10-9-18(3)19-11-14-29(7)26-21(32)15-23-27(4,5)24(34)12-13-28(23,6)25(26)22(33)16-30(19,29)8/h18-21,23-24,31-32,34H,1,9-16H2,2-8H3/t18-,19+,20?,21-,23+,24+,28+,29-,30+/m1/s1